An array substrate and a manufacturing method thereof and a display device are disclosed. The array substrate includes a base substrate, and a color filter layer, a common electrode and a black matrix disposed on the base substrate, the black matrix is capable of conducting electricity, and the black matrix is electrically connected with the common electrode. The array substrate can reduce parasitic capacitance, and decrease power consumption.
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April 7, 2016
July 2, 2019
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